Hengyuan Fine Chemical is a leading supplier of reference materials and standards, specializing in providing high-precision and highly reliable solutions for industries such as environmental testing, food safety, and pharmaceutical research and development. We offer nearly 50,000 ready-to-ship products, including pharmaceutical impurity reference standards, chemical analysis reference standards, pharmacopoeial titrants, biopeptide reference standards, and more, meeting the testing needs of various industries.
With a craftsmanship spirit at our core, we are committed to refining every product to ensure its quality and accuracy. At the same time, we understand customer needs through in-depth communication, providing customized solutions and fast delivery services to support the efficient progress of your projects.
Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.
| Product Number |
Image |
Product Name |
CAS No. |
Molecular Formula |
| Product Number:100065 |
 |
Product Name:Amiodarone hydrochloride |
CAS No.:100065-N/A |
Molecular Formula: |
| Product Number:100063 |
 |
Product Name:Estradiol valerate |
CAS No.:100063-N/A |
Molecular Formula: |
| Product Number:PCL-#-V397-20mg |
 |
Product Name:Vitamin E |
CAS No.:59-02-9 |
Molecular Formula: |
| Product Number:PCL-#-V409-100mg |
 |
Product Name:Vitamin D3 |
CAS No.:67-97-0 |
Molecular Formula: |
| Product Number:101391 |
![Calcium edetate sodium [calcium disodium ethylenediaminetetraacetate hydrate]](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Calcium edetate sodium [calcium disodium ethylenediaminetetraacetate hydrate] |
CAS No.:101391-N/A |
Molecular Formula: |
| Product Number:100060 |
 |
Product Name:phthalidinium |
CAS No.:100060-N/A |
Molecular Formula: |
| Product Number:101390 |
![Iopachol impurity B (5-[(hydroxyacetyl)amino]-N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodobenzene-1,3-dicarboxamide)](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Iopachol impurity B (5-[(hydroxyacetyl)amino]-N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodobenzene-1,3-dicarboxamide) |
CAS No.:101390-N/A |
Molecular Formula: |
| Product Number:101339 |
![Piperaquine phosphate impurityⅠ[7-chloro-4-(1-piperazinyl)quinoline]](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Piperaquine phosphate impurityⅠ[7-chloro-4-(1-piperazinyl)quinoline] |
CAS No.:101339-N/A |
Molecular Formula: |
| Product Number:100008 |
 |
Product Name:Testosterone propionate |
CAS No.:57-85-2 |
Molecular Formula: |
| Product Number:101338 |
![Primaquine phosphate impurity I (8-[(4-aminopentyl)amino]-6-methoxyquinoline)](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Primaquine phosphate impurity I (8-[(4-aminopentyl)amino]-6-methoxyquinoline) |
CAS No.:101338-N/A |
Molecular Formula: |
| Product Number:100007 |
 |
Product Name:Bendroflumethiazide |
CAS No.:73-48-3 |
Molecular Formula: |
| Product Number:101337 |
 |
Product Name:primaquine phosphate |
CAS No.:101337-N/A |
Molecular Formula: |
| Product Number:100006 |
 |
Product Name:Estradiol benzoate |
CAS No.:50-50-0 |
Molecular Formula: |
| Product Number:101336 |
![Nevirapine impurity III 4-methyl-11-propyl-5,11-dihydro-6-hydroxy-bipyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one)](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Nevirapine impurity III 4-methyl-11-propyl-5,11-dihydro-6-hydroxy-bipyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one) |
CAS No.:101336-N/A |
Molecular Formula: |
| Product Number:100005 |
 |
Product Name:Nitrogen mustard phenylbutyrate |
CAS No.:305-03-3 |
Molecular Formula: |
| Product Number:101335 |
![Nevirapine Impurity II (11-ethyl-4-methyl-5,11-dihydro-6-hydroxy-bis-pyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one)](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Nevirapine Impurity II (11-ethyl-4-methyl-5,11-dihydro-6-hydroxy-bis-pyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one) |
CAS No.:101335-N/A |
Molecular Formula: |
| Product Number:100004 |
 |
Product Name:Nandrolone phenylpropionate |
CAS No.:62-90-8 |
Molecular Formula: |
| Product Number:101334 |
![Nevirapine impurity I (4-methyl-5,11-dihydro-6-hydroxy-bipyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one)](https://cdn.divseo.net/hyfinechemical.com/images/wait.gif) |
Product Name:Nevirapine impurity I (4-methyl-5,11-dihydro-6-hydroxy-bipyrido[3,2-b: 2',3'-e][1,4]diazepin-6-one) |
CAS No.:101334-N/A |
Molecular Formula: |
| Product Number:100003 |
 |
Product Name:(+) 2-aminobutanol |
CAS No.:100003-N/A |
Molecular Formula: |
| Product Number:101333 |
 |
Product Name:Lamivudine impurity mixture |
CAS No.:101333-N/A |
Molecular Formula: |